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Finding the Fourth Proportional to 241,338.78, 333,042.42 and 133,906.50

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Solution

The fourth proportional to 241,338.78, 333,042.42 and 133,906.50 is: 184,788.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,338.78 : 333,042.42 = 133,906.50 : x
  2. Step 2: Convert to fraction form
    241,338.78/333,042.42 = 133,906.50/x
  3. Step 3: Cross multiply
    241,338.78x = 333,042.42 × 133,906.50
  4. Step 4: Simplify right side
    241,338.78x = 44,596,544,813.73
  5. Step 5: Solve for x
    x = 44,596,544,813.73/241,338.78
  6. Step 6: Final answer
    x = 184,788.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.